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281-7507 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

281-7507: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, body_recess_depth: 0.003 INCHES NOMINAL IN, rim_surface_width: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, peripheral_diameter: 15.089 INCHES MINIMUM AND 15.157 INCHES MAXIMUM IN, body_recess_diameter: 15.083 INCHES MAXIMUM IN, center_hole_diameter: 14.954 INCHES MINIMUM AND 15.014 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-264-3232, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
281-7507
NSN: 5330-01-264-3232
FSC: 5330 — Packing and Gasket Materials
CAGE: 25184 — PARKER HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
body_recess_depth0.003 INCHES NOMINAL IN
rim_surface_width0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
peripheral_diameter15.089 INCHES MINIMUM AND 15.157 INCHES MAXIMUM IN
body_recess_diameter15.083 INCHES MAXIMUM IN
center_hole_diameter14.954 INCHES MINIMUM AND 15.014 INCHES MAXIMUM IN
cross-sectional_height0.146 INCHES MAXIMUM IN
cross-sectional_shape_styleCROSS
flanged_body_outside_diameter15.088 INCHES MAXIMUM IN
NSN5330-01-264-3232
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 281-7507 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.146 INCHES MAXIMUM IN
•
BODY RECESS DIAMETER: 15.083 INCHES MAXIMUM IN
•
RIM SURFACE WIDTH: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: CROSS
•
FLANGED BODY OUTSIDE DIAMETER: 15.088 INCHES MAXIMUM IN
•
PERIPHERAL DIAMETER: 15.089 INCHES MINIMUM AND 15.157 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 14.954 INCHES MINIMUM AND 15.014 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.146 INCHES MAXIMUM IN
BODY RECESS DIAMETER15.083 INCHES MAXIMUM IN
RIM SURFACE WIDTH0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLECROSS
FLANGED BODY OUTSIDE DIAMETER15.088 INCHES MAXIMUM IN
PERIPHERAL DIAMETER15.089 INCHES MINIMUM AND 15.157 INCHES MAXIMUM IN
CENTER HOLE DIAMETER14.954 INCHES MINIMUM AND 15.014 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
BODY RECESS DEPTH0.003 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
48860Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 281-7507?
281-7507 is a PACKING,PREFORMED.
What parts can replace 281-7507?
There is 1 known substitute for 281-7507: 48860. Substitute compatibility should be verified for your specific system.
What is the NSN for 281-7507?
281-7507 is cataloged in the U.S. Government catalog under NSN 5330-01-264-3232. This indicates validated use in U.S. government and defense supply chains.
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